Question

Write the equation of the line passing through points (2, - 2) and (1, 0) in slope intercept form

Answer 1

First find the slope
(0+2)/(1-2) = 2/-1 = -2
Y = mx + b
Y = -2x + b
Plot in any point
-2 = -2(2) + b, b = 2
Solution: y = -2x + 2